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        <h1><a href="..\..\..\index.html">All files</a> / <a href="index.html">vue_enviorment_code/tests/unit</a> testUnit.spec.js</h1>
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">import { shallowMount } from '@vue/test-utils'
import ToDoList from '@/components/ToDoList'
&nbsp;
<span class="cstat-no" title="statement not covered" >describe('test ToDoList', <span class="fstat-no" title="function not covered" >()</span> =&gt; {</span>
<span class="cstat-no" title="statement not covered" >    it('当页面挂载的时候去请求数据，请求成功后应该会返回2条数据', <span class="fstat-no" title="function not covered" >(d</span>one) =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        wrapper.vm.$nextTick(<span class="fstat-no" title="function not covered" >()</span> =&gt; {</span>
<span class="cstat-no" title="statement not covered" >            expect(wrapper.vm.toDoList.length).toBe(2)</span>
<span class="cstat-no" title="statement not covered" >            done()</span>
        })
    })
<span class="cstat-no" title="statement not covered" >    it('输入框初始值为空字符串', <span class="fstat-no" title="function not covered" >()</span> =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoText).toBe('')</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('待完成列表初始值应该为空数组', <span class="fstat-no" title="function not covered" >()</span> =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(0)</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('已完成列表初始值应该为空数组', <span class="fstat-no" title="function not covered" >()</span> =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.completedList).toEqual([])</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('输入框值变化的时候，toDoText应该跟着变化', <span class="fstat-no" title="function not covered" >()</span> =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        wrapper.find('.to-do-text').setValue('晚上要陪妈妈逛超市')</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoText).toBe('晚上要陪妈妈逛超市')</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('输入框没有值，敲入回车的时候，无变化', <span class="fstat-no" title="function not covered" >()</span> =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
        const length = <span class="cstat-no" title="statement not covered" >wrapper.vm.toDoList.length</span>
        const input = <span class="cstat-no" title="statement not covered" >wrapper.find('.to-do-text')</span>
<span class="cstat-no" title="statement not covered" >        input.setValue('')</span>
<span class="cstat-no" title="statement not covered" >        input.trigger('keyup.enter')</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(length)</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('输入框有值，敲入回车的时候，待完成列表将新增一条数据，同时清空输入框', <span class="fstat-no" title="function not covered" >()</span> =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
        const length = <span class="cstat-no" title="statement not covered" >wrapper.vm.toDoList.length</span>
        const input = <span class="cstat-no" title="statement not covered" >wrapper.find('.to-do-text')</span>
<span class="cstat-no" title="statement not covered" >        input.setValue('晚上去吃大餐')</span>
<span class="cstat-no" title="statement not covered" >        input.trigger('keyup.enter')</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(length + 1)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoText).toBe('')</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('待完成列表支持编辑功能，编辑后更新toDoList数组', <span class="fstat-no" title="function not covered" >as</span>ync() =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        await wrapper.setData({ toDoList: ['跑步半小时'] })</span>
<span class="cstat-no" title="statement not covered" >        wrapper.findAll('.wait-to-do-li').at(0).find('input').setValue('绕着公园跑3圈')</span>
<span class="cstat-no" title="statement not covered" >        wrapper.findAll('.wait-to-do-li').at(0).find('input').trigger('blur')</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList[0]).toBe('绕着公园跑3圈')</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('待完成列表点击删除，同时更新toDoList数组', <span class="fstat-no" title="function not covered" >as</span>ync() =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        await wrapper.setData({ toDoList: ['睡前看一小时书'] })</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(2)</span>
<span class="cstat-no" title="statement not covered" >        wrapper.findAll('.wait-to-do li').at(1).find('.del').trigger('click')</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(1)</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('点击待完成列表中某项的已完成按钮，数据对应更新', <span class="fstat-no" title="function not covered" >as</span>ync() =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        await wrapper.setData({ toDoList: ['中午饭后吃一个苹果'] })</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(1)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.completedList.length).toBe(0)</span>
<span class="cstat-no" title="statement not covered" >        wrapper.findAll('.wait-to-do li').at(0).find('.move').trigger('click')</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(0)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.completedList.length).toBe(1)</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('点击已完成列表中某项的未完成按钮，数据对应更新', <span class="fstat-no" title="function not covered" >as</span>ync() =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        await wrapper.setData({ completedList: ['唱了一首歌'] })</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(0)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.completedList.length).toBe(1)</span>
<span class="cstat-no" title="statement not covered" >        wrapper.findAll('.has-completed li').at(0).find('.move').trigger('click')</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(1)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.completedList.length).toBe(0)</span>
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('列表序号从1开始递增', <span class="fstat-no" title="function not covered" >as</span>ync() =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        await wrapper.setData({ toDoList: ['早上做作业', '下午去逛街'] })</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.vm.toDoList.length).toBe(1)</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.findAll('.wait-to-do li').at(0).html()).toMatch('&lt;i&gt;1&lt;/i&gt;')</span>
&nbsp;
    })
&nbsp;
<span class="cstat-no" title="statement not covered" >    it('当待完成列表为空的时候，不显示待完成字样', <span class="fstat-no" title="function not covered" >as</span>ync() =&gt; {</span>
        const wrapper = <span class="cstat-no" title="statement not covered" >shallowMount(ToDoList)</span>
<span class="cstat-no" title="statement not covered" >        await wrapper.setData({ toDoList: [] })</span>
<span class="cstat-no" title="statement not covered" >        expect(wrapper.find('h4').isVisible()).toBe(true)</span>
            // wrapper.setData({ toDoList: ['明天去爬北山'] })
            // expect(wrapper.find('h4').isVisible()).toBeTruthy()
    })
&nbsp;
&nbsp;
})</pre></td></tr></table></pre>

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